= 2 || $page >= 2 )
$title = "$title $sep " . sprintf( __( 'Page %s', 'mckinley' ), max( $paged, $page ) );
return $title;
}
add_filter( 'wp_title', 'mckinley_wp_title', 10, 2 );
if ( ! function_exists( 'mckinley_the_attached_image' ) ) :
/**
* Prints the attached image with a link to the next attached image.
*
* @since McKinley 1.0
*
* @return void
*/
function mckinley_the_attached_image() {
$next_id = false;
$post = get_post();
$attachment_size = apply_filters( 'mckinley_attachment_size', array( 724, 724 ) );
$next_attachment_url = wp_get_attachment_url();
if ( $post->post_parent ) {
/**
* Grab the IDs of all the image attachments in a gallery so we can get the URL
* of the next adjacent image in a gallery, or the first image (if we're
* looking at the last image in a gallery), or, in a gallery of one, just the
* link to that image file.
*/
$attachment_ids = get_posts( array(
'post_parent' => $post->post_parent,
'fields' => 'ids',
'numberposts' => 999,
'post_status' => 'inherit',
'post_type' => 'attachment',
'post_mime_type' => 'image',
'order' => 'ASC',
'orderby' => 'menu_order ID'
) );
// If there is more than 1 attachment in a gallery...
if ( is_countable( $attachment_ids ) && count( $attachment_ids ) > 1 ) {
foreach ( $attachment_ids as $idx => $attachment_id ) {
if ( $attachment_id == $post->ID ) {
$next_id = $attachment_ids[ ( $idx + 1 ) % count( $attachment_ids ) ];
break;
}
}
// get the URL of the next image attachment...
if ( $next_id )
$next_attachment_url = get_attachment_link( $next_id );
// or get the URL of the first image attachment.
else
$next_attachment_url = get_attachment_link( array_shift( $attachment_ids ) );
}
}
printf( '%3$s',
esc_url( $next_attachment_url ),
the_title_attribute( array( 'echo' => false ) ),
wp_get_attachment_image( $post->ID, $attachment_size )
);
}
endif;
/**
* Returns the URL from the post.
*
* @uses get_url_in_content() to get the URL in the post meta (if it exists) or
* the first link found in the post content.
*
* Falls back to the post permalink if no URL is found in the post.
*
* @since McKinley 1.0
*
* @return string The Link format URL.
*/
function mckinley_get_link_url() {
$content = get_the_content();
$has_url = get_url_in_content( $content );
return ( $has_url ) ? $has_url : apply_filters( 'the_permalink', get_permalink() );
}
/**
* Extends the default WordPress body classes.
*
* Adds body classes to denote:
* 1. Single or multiple authors.
* 2. Active widgets in the sidebar to change the layout and spacing.
* 3. When avatars are disabled in discussion settings.
*
* @since McKinley 1.0
*
* @param array $classes A list of existing body class values.
* @return array The filtered body class list.
*/
function mckinley_body_class( $classes ) {
if ( ! is_multi_author() )
$classes[] = 'single-author';
if ( ! get_option( 'show_avatars' ) )
$classes[] = 'no-avatars';
return $classes;
}
add_filter( 'body_class', 'mckinley_body_class' );
/**
* Adjusts content_width value for video post formats and attachment templates.
*
* @since McKinley 1.0
*
* @return void
*/
function mckinley_content_width() {
global $content_width;
if ( is_attachment() )
$content_width = 724;
elseif ( has_post_format( 'video' ) )
$content_width = 1000;
elseif ( has_post_format( 'audio' ) )
$content_width = 484;
}
add_action( 'template_redirect', 'mckinley_content_width' );
/**
* Gets gallery attachments from post content
*
* @param int $post Post ID or object.
* @return mixed False on failure, array with attachment objects on success
* @since McKinley 1.0
*/
function mckinley_get_gallery_attachments( $post = null ) {
$post = get_post( $post );
if ( !$post )
return false;
$gallery_attachments = array();
$pattern = get_shortcode_regex();
preg_match_all( "/$pattern/s", $post->post_content , $matches, PREG_SET_ORDER );
if ( !empty( $matches ) ) {
foreach ( $matches as $match ) {
if ( $match[2] == 'gallery' ) {
// allow [[gallery]] syntax for escaping a tag
if ( !( $match[1] == '[' && $match[6] == ']' ) ) {
$attr = shortcode_parse_atts( $match[3] );
if ( ! empty( $attr['ids'] ) ) {
// 'ids' is explicitly ordered, unless you specify otherwise.
if ( empty( $attr['orderby'] ) )
$attr['orderby'] = 'post__in';
$attr['include'] = $attr['ids'];
}
if ( isset( $attr['orderby'] ) ) {
$attr['orderby'] = sanitize_sql_orderby( $attr['orderby'] );
if ( !$attr['orderby'] )
unset( $attr['orderby'] );
}
$defaults = array(
'order' => 'ASC',
'orderby' => 'menu_order ID',
'id' => $post->ID,
'include' => '',
'exclude' => ''
);
$args = wp_parse_args( $attr, $defaults );
extract( $args );
$id = intval( $id );
if ( 'RAND' == $order )
$orderby = 'none';
if ( !empty( $include ) ) {
$_attachments = get_posts( array(
'include' => $include,
'post_status' => 'inherit',
'post_type' => 'attachment',
'post_mime_type' => 'image',
'order' => $order,
'orderby' => $orderby ) );
$attachments = array();
foreach ( $_attachments as $key => $val ) {
$attachments[$val->ID] = $_attachments[$key];
}
} elseif ( !empty( $exclude ) ) {
$attachments = get_children( array(
'post_parent' => $id,
'exclude' => $exclude,
'post_status' => 'inherit',
'post_type' => 'attachment',
'post_mime_type' => 'image',
'order' => $order,
'orderby' => $orderby ) );
} else {
$attachments = get_children( array(
'post_parent' => $id,
'post_status' => 'inherit',
'post_type' => 'attachment',
'post_mime_type' => 'image',
'order' => $order,
'orderby' => $orderby ) );
}
if ( !empty( $attachments ) )
$gallery_attachments[] = $attachments;
}
}
}
}
if ( !empty( $gallery_attachments ) )
return $gallery_attachments;
else
return false;
}
/**
* Removes standard gallery from gallery post format content.
*
* @since McKinley 1.0
*/
function mckinley_strip_gallery($content) {
$format = get_post_format();
if ( 'gallery' === $format ) {
$pattern = get_shortcode_regex();
preg_match('/'.$pattern.'/s', $content, $matches);
if ( isset($matches[2]) && is_array($matches) && $matches[2] == 'gallery') {
//shortcode is being used
$content = str_replace( $matches['0'], '', $content );
$content = wp_kses_post( $content );
}
}
return $content;
}
add_filter('the_content','mckinley_strip_gallery');
/**
* Removes paragraph tag on images
*
* @since McKinley 1.0
*/
function mckinley_filter_ptags_on_images($content){
return preg_replace('/\s*()?\s*(![]()
)\s*(<\/a>)?\s*<\/p>/iU', '\1\2\3', $content);
}
add_filter('the_content', 'mckinley_filter_ptags_on_images');